(19)

(11)

EP 2 225 564 A2

(12)

(88) Date of publication A3: 03.09.2009 (43) Date of publication: 08.09.2010 Bulletin 2010/36 (21) Application number: 08852268.5 (22) Date of filing: 20.11.2008

(51) International Patent Classification (IPC):  G01N 33/68(2006.01) (86) International application number: PCT/GB2008/003893 (87) International publication number: WO 2009/066075 (28.05.2009 Gazette 2009/22)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR Designated Extension States: AL BA MK RS (30) Priority: 20.11.2007 GB 0722729 (71) Applicant: ConvaTec Technologies Inc. Las Vegas, NV 89169 (US)	(72) Inventors: PERCIVAL, Steven, Lane Deeside Flintshire CH5 2NU (GB) BOWLER, Philip, Godfrey Deeside Flintshire CH5 2NU (GB) JONES, Samantha, Alison Deeside Flintshire CH5 2NU (GB) WELSBY, Sarah, Anne Deeside Flintshire CH5 2NU (GB) (74) Representative: Mays, Julie  Barker Brettell LLP 10-12 Priests Bridge London SW15 5JE London SW15 5JE (GB)